Close up of south face of Brookhaven Reactor-Through these holes in the south face of the Brookhaven reactor are introduced tons of pure uranium metal. Once in the graphite moderator of the reactor proper, uranium atoms fission, or spilt, in a...

Sizing or putting a protective coating on nylon yarn in DuPont plant at Seaford, Delaware. The yarn is wound from one package to another; passing over a substance which gives it added protection during textile manufacturing operations. The size is...

Sizing or putting a protective coating on nylon yarn in DuPont plant at Seaford, Delaware. The yarn is wound from one package to another; passing over a substance which gives it added protection during textile manufacturing operations. The size is...

Sizing or putting a protective coating on nylon yarn in DuPont plant at Seaford, Delaware. The yarn is wound from one package to another; passing over a substance which gives it added protection during textile manufacturing operations. The size is...

Particles of neoprene latex, made by DuPont, look like this when magnified 25,000 times. Prior to examination under the electron microscope, the specimen was show-cast with gold to give the three dimension effect. Shadow-casting is a relatively new...

"Built sometime before 1834, this building was both a sulphur and charcoal pulverizing mill. It was a large stone building valued at $3000 in 1834, and was also known as the dust mill, partly on account of the dust it created. At a later date it...